chore(toolchain): bump to Rust 1.95.0 (align with bevy + lance-graph) #277

Job	Run time
native-backend/stable	7m 48s
clippy/1.95.0	40s
nostd/thumbv6m-none-eabi/stable	33s
Pass MSRV values to other jobs	4s
format/stable	20s
cross_test/${{ matrix.target }}/${{ matrix.rust }}	0s
cargo-careful	0s
miri	0s
docs/nightly	-1s
blas-msrv	49s
tests/1.95.0	10m 36s
tests/beta	11m 23s
tests/stable	12m 44s
conclusion	-1s
	44m 55s

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